Taichi Nakamura Yuko Kitaura Hiroshi Maruyama Akio Takashima Analysis of Learners' Behavior in Role-Play Training for Project Management Education. 144-146 2009 ICALT http://dx.doi.org/10.1109/ICALT.2009.81 conf/icalt/2009 db/conf/icalt/icalt2009.html#NakamuraKMT09